Step |
Hyp |
Ref |
Expression |
1 |
|
problem5.1 |
|
2 |
|
problem5.2 |
|
3 |
|
2re |
|
4 |
3 1
|
remulcli |
|
5 |
|
3re |
|
6 |
|
9re |
|
7 |
4 5 6
|
ltaddsubi |
|
8 |
2 7
|
mpbi |
|
9 |
|
3cn |
|
10 |
|
6cn |
|
11 |
|
6p3e9 |
|
12 |
10 9
|
addcomi |
|
13 |
11 12
|
eqtr3i |
|
14 |
13
|
eqcomi |
|
15 |
9 10 14
|
mvlladdi |
|
16 |
15
|
eqcomi |
|
17 |
8 16
|
breqtri |
|
18 |
|
6re |
|
19 |
|
2nn |
|
20 |
19
|
nngt0i |
|
21 |
4 18 3 20
|
ltdiv1ii |
|
22 |
17 21
|
mpbi |
|
23 |
1
|
recni |
|
24 |
|
2cn |
|
25 |
|
2ne0 |
|
26 |
23 24 25
|
divcan3i |
|
27 |
24 9
|
mulcomi |
|
28 |
|
3t2e6 |
|
29 |
27 28
|
eqtri |
|
30 |
10 24 9 25
|
divmuli |
|
31 |
29 30
|
mpbir |
|
32 |
22 26 31
|
3brtr3i |
|